AA Battery Charger Maintainer 1.5A - [SAX-AA4956] - (PS)
Ni-Cd battery charger circuit
Circuit City USB AA Battery Charger with 4 NiMH 2500mAh Rechargeable AA Batteries Convenient USB Charging Input 4 Slots Portable Travel-Friendly Design : Amazon.sg: Electronics
Auto AA Charger
How to Make 1.2V Battery Charger | Automatic Battery Charger - YouTube
How To Make Portable Battery Charger? - ElectronicsHub
Automatic NiMH Battery Charger Circuit
CIRCUIT2
Alkaline battery charging circuit – M0UKD – Amateur Radio Blog
Simple 1.2V AA Ni-MH Battery Solar Charger circuits | ElecCircuit.com
Battery Charger Circuit with Auto cut-off
Solar Battery Charging : 10 Steps (with Pictures) - Instructables